Sincerely and Underhanded

Opposite meaning words

Sincerely adverb - Without any attempt to impress by deception or exaggeration.

Usage example: thanked them sincerely for their help

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Underhanded is an antonym for sincerely.

Nearby Words: sincere, sincerity

Underhanded adjective - Given to or marked by cheating and deception.

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Sincerely is an antonym for underhanded.

Nearby Word: underhand

Cite this Source

Underhanded and Sincerely. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/sincerely/underhanded

Sincerely & Underhanded. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/sincerely/underhanded>.

Underhanded or Sincerely. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/sincerely/underhanded.

Google Ngram Viewer shows how "sincerely" and "underhanded" have occurred on timeline